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https://issues.apache.org/jira/browse/HDDS-3180?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaoyu Yao updated HDDS-3180:
-----------------------------
Fix Version/s: 0.6.0
Resolution: Fixed
Status: Resolved (was: Patch Available)
Thanks [~linyiqun] for the contribution. I've merged the PR to master.
> Datanode fails to start due to confused inconsistent volume state
> -----------------------------------------------------------------
>
> Key: HDDS-3180
> URL: https://issues.apache.org/jira/browse/HDDS-3180
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Affects Versions: 0.4.1
> Reporter: Yiqun Lin
> Assignee: Yiqun Lin
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.6.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> I meet an error in my testing ozone cluster when I restart datanode. From the
> log, it throws inconsistent volume state but without other detailed helpful
> info:
> {noformat}
> 2020-03-14 02:31:46,204 [main] INFO (LogAdapter.java:51) - registered
> UNIX signal handlers for [TERM, HUP, INT]
> 2020-03-14 02:31:46,736 [main] INFO (HddsDatanodeService.java:204) -
> HddsDatanodeService host:lyq-xx.xx.xx.xx ip:xx.xx.xx.xx
> 2020-03-14 02:31:46,784 [main] INFO (HddsVolume.java:177) - Creating
> Volume: /tmp/hadoop-hdfs/dfs/data/hdds of storage type : DISK and capacity :
> 20063645696
> 2020-03-14 02:31:46,786 [main] ERROR (MutableVolumeSet.java:202) - Failed
> to parse the storage location: file:///tmp/hadoop-hdfs/dfs/data
> java.io.IOException: Volume is in an INCONSISTENT state. Skipped loading
> volume: /tmp/hadoop-hdfs/dfs/data/hdds
> at
> org.apache.hadoop.ozone.container.common.volume.HddsVolume.initialize(HddsVolume.java:226)
> at
> org.apache.hadoop.ozone.container.common.volume.HddsVolume.<init>(HddsVolume.java:180)
> at
> org.apache.hadoop.ozone.container.common.volume.HddsVolume.<init>(HddsVolume.java:71)
> at
> org.apache.hadoop.ozone.container.common.volume.HddsVolume$Builder.build(HddsVolume.java:158)
> at
> org.apache.hadoop.ozone.container.common.volume.MutableVolumeSet.createVolume(MutableVolumeSet.java:336)
> at
> org.apache.hadoop.ozone.container.common.volume.MutableVolumeSet.initializeVolumeSet(MutableVolumeSet.java:183)
> at
> org.apache.hadoop.ozone.container.common.volume.MutableVolumeSet.<init>(MutableVolumeSet.java:139)
> at
> org.apache.hadoop.ozone.container.common.volume.MutableVolumeSet.<init>(MutableVolumeSet.java:111)
> at
> org.apache.hadoop.ozone.container.ozoneimpl.OzoneContainer.<init>(OzoneContainer.java:97)
> at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.<init>(DatanodeStateMachine.java:128)
> at
> org.apache.hadoop.ozone.HddsDatanodeService.start(HddsDatanodeService.java:235)
> at
> org.apache.hadoop.ozone.HddsDatanodeService.start(HddsDatanodeService.java:179)
> at
> org.apache.hadoop.ozone.HddsDatanodeService.call(HddsDatanodeService.java:154)
> at
> org.apache.hadoop.ozone.HddsDatanodeService.call(HddsDatanodeService.java:78)
> at picocli.CommandLine.execute(CommandLine.java:1173)
> at picocli.CommandLine.access$800(CommandLine.java:141)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:1367)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:1335)
> at
> picocli.CommandLine$AbstractParseResultHandler.handleParseResult(CommandLine.java:1243)
> at picocli.CommandLine.parseWithHandlers(CommandLine.java:1526)
> at picocli.CommandLine.parseWithHandler(CommandLine.java:1465)
> at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:65)
> at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:56)
> at
> org.apache.hadoop.ozone.HddsDatanodeService.main(HddsDatanodeService.java:137)
> 2020-03-14 02:31:46,795 [shutdown-hook-0] INFO (LogAdapter.java:51) -
> SHUTDOWN_MSG:
> {noformat}
> Then I look into the code and the root cause is that the version file was
> lost in that node.
> We need to log key message as well to help user quickly know the root cause
> of this.
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